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FR2715231B1 - Method of detecting electromagnetic waves reflected by vibrating objects. - Google Patents

Method of detecting electromagnetic waves reflected by vibrating objects.

Info

Publication number
FR2715231B1
FR2715231B1 FR9400473A FR9400473A FR2715231B1 FR 2715231 B1 FR2715231 B1 FR 2715231B1 FR 9400473 A FR9400473 A FR 9400473A FR 9400473 A FR9400473 A FR 9400473A FR 2715231 B1 FR2715231 B1 FR 2715231B1
Authority
FR
France
Prior art keywords
electromagnetic waves
waves reflected
detecting electromagnetic
vibrating objects
vibrating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR9400473A
Other languages
French (fr)
Other versions
FR2715231A1 (en
Inventor
Jacques Clausin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MESURE INF SARL
Original Assignee
MESURE INF SARL
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by MESURE INF SARL filed Critical MESURE INF SARL
Priority to FR9400473A priority Critical patent/FR2715231B1/en
Publication of FR2715231A1 publication Critical patent/FR2715231A1/en
Application granted granted Critical
Publication of FR2715231B1 publication Critical patent/FR2715231B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/50—Systems of measurement based on relative movement of target
    • G01S17/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S17/00—Systems using the reflection or reradiation of electromagnetic waves other than radio waves, e.g. lidar systems
    • G01S17/02—Systems using the reflection of electromagnetic waves other than radio waves
    • G01S17/06—Systems determining position data of a target
    • G01S17/08—Systems determining position data of a target for measuring distance only
    • G01S17/32—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S17/34—Systems determining position data of a target for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/415—Identification of targets based on measurements of movement associated with the target

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
FR9400473A 1994-01-18 1994-01-18 Method of detecting electromagnetic waves reflected by vibrating objects. Expired - Fee Related FR2715231B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9400473A FR2715231B1 (en) 1994-01-18 1994-01-18 Method of detecting electromagnetic waves reflected by vibrating objects.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9400473A FR2715231B1 (en) 1994-01-18 1994-01-18 Method of detecting electromagnetic waves reflected by vibrating objects.

Publications (2)

Publication Number Publication Date
FR2715231A1 FR2715231A1 (en) 1995-07-21
FR2715231B1 true FR2715231B1 (en) 1996-04-19

Family

ID=9459132

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9400473A Expired - Fee Related FR2715231B1 (en) 1994-01-18 1994-01-18 Method of detecting electromagnetic waves reflected by vibrating objects.

Country Status (1)

Country Link
FR (1) FR2715231B1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2473731A1 (en) * 1979-10-31 1981-07-17 Comp Generale Electricite Laser beam tracking system - uses synchronous detector comparing phase of received beam and oscillator output to provide control signals operating motor to move mirror
FR2582825B1 (en) * 1985-05-29 1988-08-05 Crouzet Sa METHOD AND DEVICE FOR MEASURING THE WAVE PROPAGATION TIME
FR2641872B1 (en) * 1989-01-18 1991-10-11 Clausin Jacques SYSTEM FOR LOCATING HIDDEN HELICOPTERS BEHIND A PLANT SCREEN

Also Published As

Publication number Publication date
FR2715231A1 (en) 1995-07-21

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Legal Events

Date Code Title Description
ST Notification of lapse